Air Quality
Excellent
No health implications.
8
PM2.5
15
PM10
26
O3
0.6
CO
4
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Jul
44
Excellent
Sun
13 Jul
45
Excellent
Mon
14 Jul
44
Excellent
Tue
15 Jul
44
Excellent
Wed
16 Jul
44
Excellent
Thu
17 Jul
43
Excellent
Fri
18 Jul
24
Excellent
Air quality in the last 12 months (Guangchang)
|
2025/06
|
20
|
19
|
19
|
26
|
28
|
30
|
31
|
29
|
24
|
26
|
24
|
23
|
30
|
21
|
17
|
19
|
20
|
18
|
20
|
17
|
15
|
17
|
20
|
22
|
27
|
22
|
18
|
19
|
21
|
22
|
|
|
2025/05
|
46
|
45
|
52
|
48
|
24
|
30
|
49
|
35
|
19
|
41
|
31
|
32
|
38
|
35
|
40
|
25
|
25
|
15
|
20
|
21
|
25
|
29
|
23
|
45
|
52
|
49
|
47
|
28
|
18
|
23
|
26
|
|
2025/04
|
37
|
47
|
47
|
53
|
49
|
54
|
55
|
58
|
56
|
37
|
40
|
100
|
134
|
99
|
72
|
55
|
66
|
59
|
27
|
19
|
35
|
25
|
30
|
32
|
18
|
15
|
17
|
31
|
48
|
50
|
|
|
2025/03
|
38
|
31
|
33
|
16
|
22
|
24
|
39
|
35
|
47
|
40
|
45
|
44
|
28
|
17
|
14
|
29
|
45
|
38
|
42
|
37
|
40
|
44
|
48
|
59
|
64
|
70
|
56
|
59
|
30
|
18
|
29
|
|
2025/02
|
33
|
22
|
32
|
46
|
39
|
50
|
49
|
53
|
33
|
44
|
54
|
77
|
64
|
64
|
57
|
41
|
44
|
49
|
41
|
22
|
22
|
19
|
19
|
30
|
55
|
61
|
48
|
39
|
|||
|
2025/01
|
98
|
77
|
80
|
82
|
88
|
88
|
66
|
62
|
58
|
41
|
46
|
50
|
55
|
54
|
64
|
55
|
49
|
57
|
57
|
59
|
58
|
58
|
52
|
75
|
48
|
17
|
46
|
70
|
109
|
59
|
46
|
|
2024/12
|
44
|
46
|
53
|
73
|
60
|
50
|
40
|
58
|
59
|
57
|
36
|
41
|
58
|
56
|
51
|
51
|
52
|
59
|
62
|
61
|
63
|
71
|
62
|
67
|
75
|
74
|
99
|
80
|
71
|
72
|
77
|
|
2024/11
|
24
|
31
|
40
|
48
|
55
|
48
|
43
|
42
|
48
|
50
|
42
|
41
|
44
|
46
|
29
|
25
|
33
|
23
|
29
|
36
|
36
|
30
|
44
|
52
|
40
|
25
|
36
|
38
|
42
|
44
|
|
|
2024/10
|
32
|
30
|
36
|
31
|
34
|
35
|
32
|
21
|
23
|
33
|
49
|
49
|
47
|
61
|
59
|
31
|
32
|
37
|
29
|
25
|
34
|
38
|
30
|
42
|
46
|
44
|
20
|
15
|
38
|
45
|
38
|
|
2024/09
|
41
|
42
|
45
|
36
|
34
|
27
|
19
|
20
|
22
|
28
|
34
|
31
|
35
|
35
|
32
|
31
|
30
|
31
|
31
|
25
|
25
|
23
|
24
|
25
|
31
|
30
|
35
|
30
|
31
|
30
|
|
|
2024/08
|
21
|
26
|
30
|
39
|
24
|
34
|
30
|
27
|
33
|
38
|
31
|
25
|
25
|
23
|
27
|
26
|
20
|
19
|
22
|
26
|
19
|
20
|
30
|
33
|
30
|
31
|
35
|
27
|
30
|
41
|
40
|
|
2024/07
|
25
|
22
|
23
|
22
|
26
|
22
|
20
|
19
|
26
|
27
|
28
|
23
|
21
|
23
|
25
|
27
|
19
|
19
|
18
|
19
|
22
|
26
|
31
|
34
|
30
|
16
|
14
|
17
|
18
|
22
|
18
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution